英国标准室温和高温用承压铸钢的钢号与化学成分（质量分数）（%）
<TABLE width=748 border=1><TBODY>
<TR>
<TD>
<DIV align=center>钢 号</DIV></TD>
<TD>
<DIV align=center>数字<BR>牌号</DIV></TD>
<TD noWrap width="8%">
<DIV align=center>C</DIV></TD>
<TD noWrap width="6%">
<DIV align=center>Si</DIV></TD>
<TD noWrap width="6%">
<DIV align=center>Mn</DIV></TD>
<TD noWrap width="6%">
<P align=center>P<BR>≤ </P></TD>
<TD noWrap width="6%">
<P align=center>S<BR>≤ </P></TD>
<TD noWrap width="11%">
<DIV align=center>Cr</DIV></TD>
<TD noWrap width="10%">
<DIV align=center>Ni</DIV></TD>
<TD noWrap width="9%">
<DIV align=center>Mo</DIV></TD>
<TD noWrap width="12%">
<DIV align=center>其他</DIV></TD></TR>
<TR>
<TD>GP240GR</TD>
<TD>1.0621</TD>
<TD>0.18～0.25</TD>
<TD>≤0.60</TD>
<TD>≤1.20</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>GP240GH</TD>
<TD>1.0619</TD>
<TD>0.18～0.25</TD>
<TD>≤0.60</TD>
<TD>0.50～1.20</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>GP280GH</TD>
<TD>1.0625</TD>
<TD>0.18～0.25</TD>
<TD>≤0.60</TD>
<TD>0.18～1.20</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>G20Mo5</TD>
<TD>1.5419</TD>
<TD>0.15～0.23</TD>
<TD>≤0.60</TD>
<TD>0.50～1.00</TD>
<TD>0.025</TD>
<TD>0.020</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.40～0.60</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>G17CrMo5-5</TD>
<TD>1.7357</TD>
<TD>0.15～0.20</TD>
<TD>≤0.60</TD>
<TD>0.50～1.00</TD>
<TD>0.020</TD>
<TD>0.020</TD>
<TD>
<DIV align=center>1.00～1.50</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.45～0.65</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>G17CrMo9-10</TD>
<TD>1.7379</TD>
<TD>0.13～0.20</TD>
<TD>≤0.60</TD>
<TD>0.50～0.90</TD>
<TD>0.020</TD>
<TD>0.020</TD>
<TD>2.00～2.50</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.90～1.20</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>G12CrMoV5-2</TD>
<TD>1.7720</TD>
<TD>0.10～0.15</TD>
<TD>≤0.45</TD>
<TD>0.40～0.70</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>0.30～0.50</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.40～0.60</DIV></TD>
<TD>V0.22～0.30<BR>Sn≤0.025</TD></TR>
<TR>
<TD>G17CrMoV5-10</TD>
<TD>1.7706</TD>
<TD>0.15～0.20</TD>
<TD>≤0.60</TD>
<TD>0.50～0.90</TD>
<TD>0.020</TD>
<TD>0.015</TD>
<TD>1.20～1.50</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.90～1.10</DIV></TD>
<TD>V0.20～0.30<BR>Sn≤0.025</TD></TR>
<TR>
<TD>GX15CrMo5</TD>
<TD>1.7365</TD>
<TD>0.12～0.19</TD>
<TD>≤0.80</TD>
<TD>0.50～0.80</TD>
<TD>0.025</TD>
<TD>0.025</TD>
<TD>4.00～6.00</TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<DIV align=center>0.45～0.65</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>GX8CrNi12</TD>
<TD>1.4107</TD>
<TD>≤0.10</TD>
<TD>≤0.40</TD>
<TD>0.50～0.80</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>11.5～12.5</TD>
<TD>0.80～1.50</TD>
<TD>
<DIV align=center>≤0.50</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>GX4CrN13-4</TD>
<TD>1.4317</TD>
<TD>≤0.06</TD>
<TD>≤1.00</TD>
<TD>≤1.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>12.0～13.5</TD>
<TD>3.50～5.00</TD>
<TD>
<DIV align=center>≤0.70</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD>GX23CrMoV12-1</TD>
<TD>1.4931</TD>
<TD>0.20～0.26</TD>
<TD>≤0.40</TD>
<TD>0.50～0.80</TD>
<TD>0.030</TD>
<TD>0.020</TD>
<TD>11.3～12.2</TD>
<TD>≤1.00</TD>
<TD>
<DIV align=center>1.00～1.20</DIV></TD>
<TD>V0.25～0.35<BR>W≤0.50</TD></TR>
<TR>
<TD>GX4CrNiMo16-5-1</TD>
<TD>1.4405</TD>
<TD>≤0.06</TD>
<TD>≤0.80</TD>
<TD>≤1.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>15.0～17.0</TD>
<TD>4.00～6.00</TD>
<TD>
<DIV align=center>0.50～0.70s</DIV></TD>
<TD>
<DIV align=center>—</DIV></TD></TR></TBODY></TABLE>
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